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https://issues.apache.org/jira/browse/HIVE-17881?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16217413#comment-16217413
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Sergey Shelukhin commented on HIVE-17881:
-----------------------------------------
The solution would be to remove hive.llap.io.memory.mode. Were you using it for
some legitimate reason? :)
> LLAP: Text cache NPE
> --------------------
>
> Key: HIVE-17881
> URL: https://issues.apache.org/jira/browse/HIVE-17881
> Project: Hive
> Issue Type: Bug
> Affects Versions: 3.0.0
> Reporter: Prasanth Jayachandran
>
> With LLAP IO enabled and hive.llap.io.memory.mode set to false. Text cache
> throws NPE for following query
> {code}
> select t1.k,t1.v from src t1 join src t2 on t1.k>=t2.k;
> {code}
> {code}
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.llap.io.encoded.SerDeEncodedDataReader.readFileWithCache(SerDeEncodedDataReader.java:763)
> at
> org.apache.hadoop.hive.llap.io.encoded.SerDeEncodedDataReader.performDataRead(SerDeEncodedDataReader.java:668)
> at
> org.apache.hadoop.hive.llap.io.encoded.SerDeEncodedDataReader$5.run(SerDeEncodedDataReader.java:259)
> at
> org.apache.hadoop.hive.llap.io.encoded.SerDeEncodedDataReader$5.run(SerDeEncodedDataReader.java:256)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1889)
> at
> org.apache.hadoop.hive.llap.io.encoded.SerDeEncodedDataReader.callInternal(SerDeEncodedDataReader.java:256)
> at
> org.apache.hadoop.hive.llap.io.encoded.SerDeEncodedDataReader.callInternal(SerDeEncodedDataReader.java:107)
> {code}
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